Acadia National Park is home to 1,709 documented species across 6 categories, including 3 threatened or endangered species and 1189 native species.
Biodiversity Overview
Species by Category
Native vs Non-Native Species
Abundance Distribution
| Abundance Level | Species Count | Percentage |
|---|---|---|
| NA | 537 | 31.4% |
| Occasional | 325 | 19% |
| Uncommon | 303 | 17.7% |
| Common | 282 | 16.5% |
| Rare | 141 | 8.3% |
| Unknown | 83 | 4.9% |
Threatened & Endangered Species
Endangered Species List
Acadia National Park contains 3 species with federal threatened or endangered status.
| Species | Category | Status | Nativeness |
|---|---|---|---|
| Eskimo Curlew | Bird | EN | Native |
| Atlantic Salmon, Landlocked Salmon | Fish | EN | Non-native |
| Eastern Timber Wolf, Gray Wolf, Timber Wolf | Mammal | EN | Native |
Conservation Priorities
Of the 1,709 species in Acadia National Park, 3 require active conservation management. The most species-rich category is Vascular Plant with 1,226 documented species.
Frequently Asked Questions
How many species are in Acadia National Park?
Acadia National Park has 1,709 documented species across 6 categories. Vascular Plant is the largest category with 1,226 species.
Are there endangered species in Acadia National Park?
Yes, Acadia National Park is home to 3 threatened or endangered species requiring conservation management.
What is the most common wildlife category?
The most common category is Vascular Plant (1,226 species), followed by Bird (364).
Data Source: National Park Service (NPS) Biodiversity Database.
Last Updated: April 10, 2026